lkml.org 
[lkml]   [2015]   [Mar]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
Subject[tip:perf/core] perf tools: Add the bash completion for listing subsubcommands of perf script
Commit-ID:  40cae2b779f2826f3d82674027299332c2007716
Gitweb: http://git.kernel.org/tip/40cae2b779f2826f3d82674027299332c2007716
Author: Yunlong Song <yunlong.song@huawei.com>
AuthorDate: Wed, 18 Mar 2015 21:35:54 +0800
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Thu, 19 Mar 2015 13:49:39 -0300

perf tools: Add the bash completion for listing subsubcommands of perf script

The bash completion does not support listing subsubcommands for 'perf
script <TAB>', so fix it.

Example:

Before this patch:

$ perf script <TAB>
$

As shown above, the subsubcommands of perf script does not come out.

After this patch:

$ perf script <TAB>
record report

As shown above, the subsubcommands of perf script can come out now.

Signed-off-by: Yunlong Song <yunlong.song@huawei.com>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/r/1426685758-25488-10-git-send-email-yunlong.song@huawei.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/builtin-script.c | 5 +++--
tools/perf/perf-completion.sh | 2 +-
2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c
index c7e6750..f2a348b 100644
--- a/tools/perf/builtin-script.c
+++ b/tools/perf/builtin-script.c
@@ -1572,7 +1572,8 @@ int cmd_script(int argc, const char **argv, const char *prefix __maybe_unused)
"Show the mmap events"),
OPT_END()
};
- const char * const script_usage[] = {
+ const char * const script_subcommands[] = { "record", "report", NULL };
+ const char *script_usage[] = {
"perf script [<options>]",
"perf script [<options>] record <script> [<record-options>] <command>",
"perf script [<options>] report <script> [script-args]",
@@ -1586,7 +1587,7 @@ int cmd_script(int argc, const char **argv, const char *prefix __maybe_unused)

setup_scripting();

- argc = parse_options(argc, argv, options, script_usage,
+ argc = parse_options_subcommand(argc, argv, options, script_subcommands, script_usage,
PARSE_OPT_STOP_AT_NON_OPTION);

file.path = input_name;
diff --git a/tools/perf/perf-completion.sh b/tools/perf/perf-completion.sh
index dbca6a6..8739a13 100644
--- a/tools/perf/perf-completion.sh
+++ b/tools/perf/perf-completion.sh
@@ -143,7 +143,7 @@ __perf_main ()
__perfcomp_colon "$evts" "$cur"
else
# List subcommands for perf commands
- if [[ $prev_skip_opts == @(kvm|kmem|mem|lock|sched|data|help) ]]; then
+ if [[ $prev_skip_opts == @(kvm|kmem|mem|lock|sched|data|help|script) ]]; then
subcmds=$($cmd $prev_skip_opts --list-cmds)
__perfcomp_colon "$subcmds" "$cur"
fi

\
 
 \ /
  Last update: 2015-03-22 11:21    [W:0.086 / U:0.032 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site